Finding the Fourth Proportional to 535,344.32, 738,822.56 and 293,673.99
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Solution
The fourth proportional to 535,344.32, 738,822.56 and 293,673.99 is: 405,296.11
Step by Step Solution
- Step 1: Write the proportion equation
535,344.32 : 738,822.56 = 293,673.99 : x - Step 2: Convert to fraction form
535,344.32/738,822.56 = 293,673.99/x - Step 3: Cross multiply
535,344.32x = 738,822.56 × 293,673.99 - Step 4: Simplify right side
535,344.32x = 216,972,967,628.84 - Step 5: Solve for x
x = 216,972,967,628.84/535,344.32 - Step 6: Final answer
x = 405,296.11
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.